RUKO SCE-DIN223-MF18x1.25mm Limit Plug Gauge

Precision limit plug gauge for metric fine internal threads M18x1.25, tolerance class 6H, manufactured to DIN 223 with GO and NO-GO ends.

Overview

The RUKO SCE-DIN223-MF18x1.25mm is a double-ended limit plug gauge designed for the inspection of internal metric fine threads with nominal diameter 18 mm and pitch 1.25 mm. It conforms to DIN 223 and ISO 1502, ensuring reliable attribute gauging of thread tolerance class 6H.

What stands out

• GO and NO-GO ends in one gauge for efficient thread checking.
• Hardened, ground, and lapped high-grade tool steel for long service life.
• 60° thread profile angle for accurate metric thread form.
• Light oil coating provides corrosion protection during storage.

Technical details

• Gauge type: Limit plug gauge
• Thread type: Metric fine (MF)
• Nominal diameter: 18 mm
• Thread pitch: 1.25 mm
• Tolerance class: 6H
• Standard: DIN 223
• Manufacturing standard: ISO 1502
• Material: High-grade tool steel
• Surface treatment: Hardened, ground, and lapped
• Handle design: Double-ended
• Thread profile angle: 60°
• Measurement principle: Attribute gauge
• Calibration: Traceable to national standards (optional certificate available)

Our verdict

A precision tool for verifying metric fine internal threads, built to DIN 223 with hardened steel construction for reliable shop-floor use.